xref: /linux/arch/parisc/include/asm/psw.h (revision 527dcdccd60759ee38e6224c93f87a6194d970ad)
1deae26bfSKyle McMartin #ifndef _PARISC_PSW_H
2deae26bfSKyle McMartin 
3deae26bfSKyle McMartin 
4deae26bfSKyle McMartin #define	PSW_I	0x00000001
5deae26bfSKyle McMartin #define	PSW_D	0x00000002
6deae26bfSKyle McMartin #define	PSW_P	0x00000004
7deae26bfSKyle McMartin #define	PSW_Q	0x00000008
8deae26bfSKyle McMartin 
9deae26bfSKyle McMartin #define	PSW_R	0x00000010
10deae26bfSKyle McMartin #define	PSW_F	0x00000020
11deae26bfSKyle McMartin #define	PSW_G	0x00000040	/* PA1.x only */
12deae26bfSKyle McMartin #define PSW_O	0x00000080	/* PA2.0 only */
13deae26bfSKyle McMartin 
14deae26bfSKyle McMartin /* ssm/rsm instructions number PSW_W and PSW_E differently */
15deae26bfSKyle McMartin #define PSW_SM_I	PSW_I	/* Enable External Interrupts */
16deae26bfSKyle McMartin #define PSW_SM_D	PSW_D
17deae26bfSKyle McMartin #define PSW_SM_P	PSW_P
18deae26bfSKyle McMartin #define PSW_SM_Q	PSW_Q	/* Enable Interrupt State Collection */
19deae26bfSKyle McMartin #define PSW_SM_R	PSW_R	/* Enable Recover Counter Trap */
20deae26bfSKyle McMartin #define PSW_SM_W	0x200	/* PA2.0 only : Enable Wide Mode */
21deae26bfSKyle McMartin 
22deae26bfSKyle McMartin #define PSW_SM_QUIET	PSW_SM_R+PSW_SM_Q+PSW_SM_P+PSW_SM_D+PSW_SM_I
23deae26bfSKyle McMartin 
24deae26bfSKyle McMartin #define PSW_CB	0x0000ff00
25deae26bfSKyle McMartin 
26deae26bfSKyle McMartin #define	PSW_M	0x00010000
27deae26bfSKyle McMartin #define	PSW_V	0x00020000
28deae26bfSKyle McMartin #define	PSW_C	0x00040000
29deae26bfSKyle McMartin #define	PSW_B	0x00080000
30deae26bfSKyle McMartin 
31deae26bfSKyle McMartin #define	PSW_X	0x00100000
32deae26bfSKyle McMartin #define	PSW_N	0x00200000
33deae26bfSKyle McMartin #define	PSW_L	0x00400000
34deae26bfSKyle McMartin #define	PSW_H	0x00800000
35deae26bfSKyle McMartin 
36deae26bfSKyle McMartin #define	PSW_T	0x01000000
37deae26bfSKyle McMartin #define	PSW_S	0x02000000
38deae26bfSKyle McMartin #define	PSW_E	0x04000000
39deae26bfSKyle McMartin #define PSW_W	0x08000000	/* PA2.0 only */
40deae26bfSKyle McMartin #define PSW_W_BIT       36      /* PA2.0 only */
41deae26bfSKyle McMartin 
42deae26bfSKyle McMartin #define	PSW_Z	0x40000000	/* PA1.x only */
43deae26bfSKyle McMartin #define	PSW_Y	0x80000000	/* PA1.x only */
44deae26bfSKyle McMartin 
45deae26bfSKyle McMartin #ifdef CONFIG_64BIT
46deae26bfSKyle McMartin #  define PSW_HI_CB 0x000000ff    /* PA2.0 only */
47deae26bfSKyle McMartin #endif
48deae26bfSKyle McMartin 
49deae26bfSKyle McMartin #ifdef CONFIG_64BIT
50deae26bfSKyle McMartin #  define USER_PSW_HI_MASK	PSW_HI_CB
51deae26bfSKyle McMartin #  define WIDE_PSW		PSW_W
52deae26bfSKyle McMartin #else
53deae26bfSKyle McMartin #  define WIDE_PSW		0
54deae26bfSKyle McMartin #endif
55deae26bfSKyle McMartin 
56deae26bfSKyle McMartin /* Used when setting up for rfi */
57deae26bfSKyle McMartin #define KERNEL_PSW    (WIDE_PSW | PSW_C | PSW_Q | PSW_P | PSW_D)
58deae26bfSKyle McMartin #define REAL_MODE_PSW (WIDE_PSW | PSW_Q)
59deae26bfSKyle McMartin #define USER_PSW_MASK (WIDE_PSW | PSW_T | PSW_N | PSW_X | PSW_B | PSW_V | PSW_CB)
60deae26bfSKyle McMartin #define USER_PSW      (PSW_C | PSW_Q | PSW_P | PSW_D | PSW_I)
61deae26bfSKyle McMartin 
62*527dcdccSDavid Howells #ifndef __ASSEMBLY__
63*527dcdccSDavid Howells 
64*527dcdccSDavid Howells /* The program status word as bitfields.  */
65*527dcdccSDavid Howells struct pa_psw {
66*527dcdccSDavid Howells 	unsigned int y:1;
67*527dcdccSDavid Howells 	unsigned int z:1;
68*527dcdccSDavid Howells 	unsigned int rv:2;
69*527dcdccSDavid Howells 	unsigned int w:1;
70*527dcdccSDavid Howells 	unsigned int e:1;
71*527dcdccSDavid Howells 	unsigned int s:1;
72*527dcdccSDavid Howells 	unsigned int t:1;
73*527dcdccSDavid Howells 
74*527dcdccSDavid Howells 	unsigned int h:1;
75*527dcdccSDavid Howells 	unsigned int l:1;
76*527dcdccSDavid Howells 	unsigned int n:1;
77*527dcdccSDavid Howells 	unsigned int x:1;
78*527dcdccSDavid Howells 	unsigned int b:1;
79*527dcdccSDavid Howells 	unsigned int c:1;
80*527dcdccSDavid Howells 	unsigned int v:1;
81*527dcdccSDavid Howells 	unsigned int m:1;
82*527dcdccSDavid Howells 
83*527dcdccSDavid Howells 	unsigned int cb:8;
84*527dcdccSDavid Howells 
85*527dcdccSDavid Howells 	unsigned int o:1;
86*527dcdccSDavid Howells 	unsigned int g:1;
87*527dcdccSDavid Howells 	unsigned int f:1;
88*527dcdccSDavid Howells 	unsigned int r:1;
89*527dcdccSDavid Howells 	unsigned int q:1;
90*527dcdccSDavid Howells 	unsigned int p:1;
91*527dcdccSDavid Howells 	unsigned int d:1;
92*527dcdccSDavid Howells 	unsigned int i:1;
93*527dcdccSDavid Howells };
94*527dcdccSDavid Howells 
95*527dcdccSDavid Howells #ifdef CONFIG_64BIT
96*527dcdccSDavid Howells #define pa_psw(task) ((struct pa_psw *) ((char *) (task) + TASK_PT_PSW + 4))
97*527dcdccSDavid Howells #else
98*527dcdccSDavid Howells #define pa_psw(task) ((struct pa_psw *) ((char *) (task) + TASK_PT_PSW))
99*527dcdccSDavid Howells #endif
100*527dcdccSDavid Howells 
101*527dcdccSDavid Howells #endif /* !__ASSEMBLY__ */
102*527dcdccSDavid Howells 
103deae26bfSKyle McMartin #endif
104